Gemstone



FIG. 1 is a top, front, left perspective view of a gemstone showing ournew design;

FIG. 2 is a front view thereof, wherein the rear view is identicalthereto;

FIG. 3 is a left side view thereof, wherein the opposite, right sideview is identical thereto;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a bottom, front, left perspective view thereof;

FIG. 7 is a front view of the design represented in FIGS. 1-6, showingits maximum length, wherein the rear view is identical thereto;

FIG. 8 is a top view thereof; and,

FIG. 9 is a bottom view thereof.

The bracketed portions shown in the FIGS. 1-6 showing a break in thesurface represent indeterminate length, up to the length shown in FIGS.7-9, and form no part of the claimed design.

CLAIM The ornamental design for a gemstone, as shown and described.